Tip - What Are the Side Effects of Too Much Citric Acid? | LIVESTRONG.COM

Citric acid is found in a variety of fruits and vegetables. High concentrations of it are found in lemons and limes, according to ScienceDaily.com, a medical news site. The natural preservative is often used to add a sour taste to foods and soft drinks. It is used in laxatives and in combination with acetaminophen and sodium bicarbonate as a...